Unicode

Unicode is a standard for encoding characters. It is a superset of ASCII, which means that ASCII is a subset of Unicode. Unicode is a 16-bit encoding, which means that it can encode 2^16 = 65536 characters. This is a lot more than ASCII, which can only encode 128 characters.

Visit the following resources to learn more:

• How Unicode Works: What Every Developer Needs to Know About Strings and 🦄
• Characters, Symbols and the Unicode Miracle - Computerphile